{"id":15759,"date":"2020-04-15T07:33:15","date_gmt":"2020-04-15T06:33:15","guid":{"rendered":"https:\/\/www.datanovia.com\/en\/?p=15759"},"modified":"2020-04-15T07:33:15","modified_gmt":"2020-04-15T06:33:15","slug":"comment-visualiser-les-donnees-manquantes-dans-r-a-laide-dune-heatmap","status":"publish","type":"post","link":"https:\/\/www.datanovia.com\/en\/fr\/blog\/comment-visualiser-les-donnees-manquantes-dans-r-a-laide-dune-heatmap\/","title":{"rendered":"Comment Visualiser les Donn\u00e9es Manquantes dans R \u00e0 l&rsquo;aide d&rsquo;une Heatmap"},"content":{"rendered":"<div id=\"rdoc\">\n<p>Les valeurs manquantes sont g\u00e9n\u00e9ralement repr\u00e9sent\u00e9es par NA dans un tableau de donn\u00e9es. Ici, nous allons d\u00e9crire comment <strong>visualiser les donn\u00e9es manquantes dans R<\/strong> en utilisant une heatmap interactive.<\/p>\n<p>Sommaire:<\/p>\n<div id=\"TOC\">\n<ul>\n<li><a href=\"#pr\u00e9requis\">Pr\u00e9requis<\/a><\/li>\n<li><a href=\"#afficher-les-valeurs-manquantes-dans-r\">Afficher les valeurs manquantes dans R<\/a><\/li>\n<\/ul>\n<\/div>\n<div id=\"pr\u00e9requis\" class=\"section level2\">\n<h2>Pr\u00e9requis<\/h2>\n<p>Installer le package heatmaply R: <code>install.packages(\"heatmaply\")<\/code>.<\/p>\n<\/div>\n<div id=\"afficher-les-valeurs-manquantes-dans-r\" class=\"section level2\">\n<h2>Afficher les valeurs manquantes dans R<\/h2>\n<pre class=\"r\"><code>library(heatmaply)\r\nheatmaply_na(\r\n  airquality[1:30, ],\r\n  showticklabels = c(TRUE, FALSE)\r\n)<\/code><\/pre>\n<p><iframe width=\"95%\" height=\"600\" src=\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/dn-tutorials\/r-tutorial\/figures\/visualize-missing-data-in-r-using-interactive-heatmap-visualize-missing-data-in-r.html\" frameborder=\"2\"><br \/>\n<\/iframe><\/p>\n<\/div>\n<\/div>\n<p><!--end rdoc--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les valeurs manquantes sont g\u00e9n\u00e9ralement repr\u00e9sent\u00e9es par NA dans un tableau de donn\u00e9es. Ici, nous allons d\u00e9crire comment visualiser les donn\u00e9es manquantes dans R en utilisant une heatmap interactive. Sommaire: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10723,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rating_form_position":"","rating_results_position":"","mr_structured_data_type":"","footnotes":""},"categories":[342,275],"tags":[364,283],"class_list":["post-15759","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq-fr","category-visualisation-de-donnees","tag-heatmap-fr","tag-visualisation-interactive"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comment Visualiser les Donn\u00e9es Manquantes dans R \u00e0 l&#039;aide d&#039;une Heatmap - Datanovia<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.datanovia.com\/en\/fr\/blog\/comment-visualiser-les-donnees-manquantes-dans-r-a-laide-dune-heatmap\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment Visualiser les Donn\u00e9es Manquantes dans R \u00e0 l&#039;aide d&#039;une Heatmap - Datanovia\" \/>\n<meta property=\"og:description\" content=\"Les valeurs manquantes sont g\u00e9n\u00e9ralement repr\u00e9sent\u00e9es par NA dans un tableau de donn\u00e9es. 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